생장추1 Spanish windlass technique Spanish windlass technique to pull on the increment borer 생장추 끼었을때 해결방법 When increment get jammed in the tree(specially oak tree in Korea),enabling removal of a stuck borer from a tree.Connect the rope around the handle of the increment borer and a tree directly in line. (fundamentals of tree-ring research, page 86) it is the very easy technique, but be careful. 2014. 12. 11. 이전 1 다음 반응형
